Texas Instruments · Electronic Components
SN54LS123J
Dual retriggerable monostable multivibrator — 54LS series low-power Schottky TTL, military temp range
Part NumberSN54LS123J
ManufacturerTexas Instruments
AvailabilityIn stock — ships fast
Specifications
NSN5962-01-048-8986 (NSN)
Federal Item NameMICROCIRCUIT,DIGITAL
Operating Temp Range-55.0 TO 125.0 CELSIUS
Storage Temp Range-65.0 TO 150.0 CELSIUS
Output Logic FormTRANSISTOR-TRANSISTOR LOGIC
Design Function2 MULTIVIBRATOR, MONOSTABLE
Enclosure ConfigurationDUAL-IN-LINE
Enclosure MaterialCERAMIC AND GLASS
Features ProvidedRETRIGGERABLE AND SCHOTTKY AND LOW POWER AND W/CLEAR
Input Circuit PatternDUAL 3 INPUT
Body Length0.755 INCHES MINIMUM AND 0.785 INCHES MAXIMUM
Body Width0.245 INCHES MINIMUM AND 0.280 INCHES MAXIMUM
Federal Supply Class5962 — Microcircuits, Electronic
RH Electronics, Inc. — independent stocking distributor since 1982.
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Frequently asked
Is SN54LS123J in stock?
Yes — SN54LS123J is in our stock database. Request a quote for current pricing and lead time.
Is SN54LS123J by Texas Instruments obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If SN54LS123J has been discontinued, we can often source remaining stock or qualified alternates. Contact us with your quantity and target date.
How does RH Electronics verify parts like SN54LS123J?
Every incoming shipment is inspected under our ISO 9001:2015 quality system — documentation, markings, and construction checked against known-good references. For deeper analysis, we direct work through accredited independent labs. We've been an ERAI member since 1998 and a GIDEP participant.
Can you find a cross-reference or alternate for SN54LS123J?
Yes. Our team reads part numbers the way they were designed — decoding family, speed, temperature grade, package, and reliability level — to identify acceptable alternates when the exact part isn't available. Submit a quote request and we'll advise.